There are three significant figures in 4.02
Answer :

step-by-step explanation :

This can be rewritten as:

Now,

The law of indices states that:

It implies that, when dividing two expressions with the same bases, repeat one of the bases and subtract the exponents.
Therefore,


Note: Any non-zero number exponent zero is 1
Also

Hence:
Answer:
Step-by-step explanation:
2 |p| = 14
|p| = 7
p=7or p =-7
Answer:0.000000000016 x 10^12
Step-by-step explanation: